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1013 lines
27 KiB
C
1013 lines
27 KiB
C
/* Copyright Massachusetts Institute of Technology 1985 */
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#include "copyright.h"
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/*
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Copyright (C) 1993, 1996, 2001-2015 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/*
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* XMenu: MIT Project Athena, X Window system menu package
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*
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* XMenuInternal.c - XMenu internal (not user visible) routines.
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*
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* Author: Tony Della Fera, DEC
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* November, 1985
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*
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*/
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#include "XMenuInt.h"
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/*
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* Internal Window creation queue sizes.
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*/
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#define S_QUE_SIZE 300
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#define P_QUE_SIZE 20
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/*
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* XMWinQue - Internal window creation queue datatype.
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*/
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typedef struct _xmwinquedef {
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int sq_size;
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XMSelect *sq[S_QUE_SIZE];
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XMSelect **sq_ptr;
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int pq_size;
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XMPane *pq[P_QUE_SIZE];
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XMPane **pq_ptr;
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} XMWinQue;
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/*
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* _XMWinQue - Internal static window creation queue.
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*/
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static Bool _XMWinQueIsInit = False;
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static XMWinQue _XMWinQue;
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/*
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* _XMErrorCode - Global XMenu error code.
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*/
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int _XMErrorCode = XME_NO_ERROR;
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/*
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* _XMErrorList - Global XMenu error code description strings.
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*/
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char const *const
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_XMErrorList[XME_CODE_COUNT] = {
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"No error", /* XME_NO_ERROR */
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"Menu not initialized", /* XME_NOT_INIT */
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"Argument out of bounds", /* XME_ARG_BOUNDS */
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"Pane not found", /* XME_P_NOT_FOUND */
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"Selection not found", /* XME_S_NOT_FOUND */
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"Invalid menu style parameter", /* XME_STYLE_PARAM */
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"Unable to grab mouse", /* XME_GRAB_MOUSE */
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"Unable to interpret locator", /* XME_INTERP_LOC */
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"Unable to calloc memory", /* XME_CALLOC */
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"Unable to create XAssocTable", /* XME_CREATE_ASSOC */
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"Unable to store bitmap", /* XME_STORE_BITMAP */
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"Unable to make tile pixmaps", /* XME_MAKE_TILES */
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"Unable to make pixmap", /* XME_MAKE_PIXMAP */
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"Unable to create cursor", /* XME_CREATE_CURSOR */
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"Unable to open font", /* XME_OPEN_FONT */
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"Unable to create windows", /* XME_CREATE_WINDOW */
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"Unable to create transparencies", /* XME_CREATE_TRANSP */
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};
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/*
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* _XMEventHandler - Internal event handler variable.
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*/
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int (*_XMEventHandler)(XEvent*) = NULL;
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/*
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* _XMWinQueInit - Internal routine to initialize the window
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* queue.
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*/
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void
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_XMWinQueInit(void)
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{
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/*
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* If the queue is not initialized initialize it.
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*/
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if (!_XMWinQueIsInit) {
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/*
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* Blank the queue structure.
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*/
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register int i;
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for (i = 0; i < S_QUE_SIZE; i++)
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_XMWinQue.sq[i] = 0;
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for (i = 0; i < P_QUE_SIZE; i++)
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_XMWinQue.pq[i] = 0;
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_XMWinQue.sq_size = _XMWinQue.pq_size = 0;
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/*
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* Initialize the next free location pointers.
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*/
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_XMWinQue.sq_ptr = _XMWinQue.sq;
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_XMWinQue.pq_ptr = _XMWinQue.pq;
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}
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}
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/*
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* _XMWinQueAddPane - Internal routine to add a pane to the pane
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* window queue.
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*/
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int
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_XMWinQueAddPane(register Display *display, register XMenu *menu, register XMPane *p_ptr)
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/* Menu being manipulated. */
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/* XMPane being queued. */
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{
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/*
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* If the queue is currently full then flush it.
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*/
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if (_XMWinQue.pq_size == P_QUE_SIZE) {
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if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE);
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}
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/*
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* Insert the new XMPane pointer and increment the queue pointer
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* and the queue size.
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*/
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*_XMWinQue.pq_ptr = p_ptr;
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_XMWinQue.pq_ptr++;
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_XMWinQue.pq_size++;
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/*
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* All went well, return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(_SUCCESS);
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}
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/*
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* _XMWinQueAddSelection - Internal routine to add a selection to
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* the selection window queue.
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*/
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int
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_XMWinQueAddSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr)
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/* Menu being manipulated. */
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/* XMSelection being queued. */
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{
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/*
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* If this entry will overflow the queue then flush it.
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*/
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if (_XMWinQue.sq_size == S_QUE_SIZE) {
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if (_XMWinQueFlush(display, menu, 0, 0) == _FAILURE) return(_FAILURE);
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}
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/*
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* Insert the new XMSelect pointer and increment the queue pointer
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* and the queue size.
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*/
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*_XMWinQue.sq_ptr = s_ptr;
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_XMWinQue.sq_ptr++;
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_XMWinQue.sq_size++;
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/*
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* All went well, return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(_SUCCESS);
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}
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/*
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* _XMWinQueFlush - Internal routine to flush the pane and
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* selection window queues.
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*/
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int
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_XMWinQueFlush(register Display *display, register XMenu *menu, register XMPane *pane, XMSelect *sel)
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/* Menu being manipulated. */
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/* Current pane. */
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{
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register int pq_index; /* Pane queue index. */
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register int sq_index; /* Selection queue index. */
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register XMPane *p_ptr; /* XMPane pointer. */
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register XMSelect *s_ptr; /* XMSelect pointer. */
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unsigned long valuemask; /* Which attributes to set. */
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XSetWindowAttributes attributes_buf; /* Attributes to be set. */
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XSetWindowAttributes *attributes = &attributes_buf;
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/*
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* If the pane window queue is not empty...
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*/
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if (_XMWinQue.pq_size > 0) {
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/*
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* set up attributes for pane window to be created.
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*/
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valuemask = (CWBackPixmap | CWBorderPixel | CWOverrideRedirect);
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attributes->border_pixel = menu->p_bdr_color;
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attributes->background_pixmap = menu->inact_pixmap;
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attributes->override_redirect = True;
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/*
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* Create all the pending panes in order, so that the
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* current pane will be on top, with the others
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* stacked appropriately under it.
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*/
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for (pq_index = _XMWinQue.pq_size - 1;
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pq_index >= 0;
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pq_index--)
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{
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p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */
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if (p_ptr == pane) break;
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p_ptr->window = XCreateWindow(display,
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menu->parent,
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p_ptr->window_x,
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p_ptr->window_y,
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p_ptr->window_w,
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p_ptr->window_h,
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menu->p_bdr_width,
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CopyFromParent,
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InputOutput,
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CopyFromParent,
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valuemask,
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attributes);
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XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr);
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XSelectInput(display, p_ptr->window, menu->p_events);
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}
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for (pq_index = 0;
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pq_index < _XMWinQue.pq_size;
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pq_index++)
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{
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p_ptr = _XMWinQue.pq[pq_index]; /* Retrieve next pane. */
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p_ptr->window = XCreateWindow(display,
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menu->parent,
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p_ptr->window_x,
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p_ptr->window_y,
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p_ptr->window_w,
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p_ptr->window_h,
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menu->p_bdr_width,
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CopyFromParent,
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InputOutput,
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CopyFromParent,
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valuemask,
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attributes);
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XMakeAssoc(display, menu->assoc_tab, p_ptr->window, p_ptr);
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XSelectInput(display, p_ptr->window, menu->p_events);
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if (p_ptr == pane) break;
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}
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/*
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* Reset the pane queue pointer and size.
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*/
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_XMWinQue.pq_size = 0;
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_XMWinQue.pq_ptr = _XMWinQue.pq;
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}
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/*
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* If the selection window queue is not empty...
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*/
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if (_XMWinQue.sq_size > 0) {
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for (sq_index = 0; sq_index < _XMWinQue.sq_size; sq_index++) {
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/*
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* Retrieve the XMSelect pointer.
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*/
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s_ptr = _XMWinQue.sq[sq_index];
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s_ptr->window = XCreateWindow(display,
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s_ptr->parent_p->window,
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s_ptr->window_x,
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s_ptr->window_y,
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s_ptr->window_w,
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s_ptr->window_h,
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0, /* border width*/
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CopyFromParent,
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InputOnly,
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CopyFromParent,
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0,
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attributes);
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/*
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* Insert the new window id and its
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* associated XMSelect structure into the
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* association table.
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*/
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XMakeAssoc(display, menu->assoc_tab, s_ptr->window, s_ptr);
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XSelectInput(display, s_ptr->window, menu->s_events);
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}
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/*
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* Reset the selection queue pointer and size.
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*/
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_XMWinQue.sq_size = 0;
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_XMWinQue.sq_ptr = _XMWinQue.sq;
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}
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/*
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* Flush X's internal queues.
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*/
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XFlush(display);
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/*
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* All went well, return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(_SUCCESS);
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}
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/*
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* _XMGetPanePtr - Given a menu pointer and a pane index number, return
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* a pane pointer that points to the indexed pane.
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*/
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XMPane *
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_XMGetPanePtr(register XMenu *menu, register int p_num)
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/* Menu to find the pane in. */
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/* Index number of pane to find. */
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{
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register XMPane *p_ptr; /* Pane pointer to be returned. */
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register int i; /* Loop counter. */
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/*
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* Is the pane number out of range?
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*/
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if ((p_num < 0) || (p_num > (menu->p_count - 1))) {
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_XMErrorCode = XME_P_NOT_FOUND;
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return(NULL);
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}
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/*
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* Find the right pane.
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*/
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p_ptr = menu->p_list->next;
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for (i = 0; i < p_num; i++) p_ptr = p_ptr->next;
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/*
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* Return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(p_ptr);
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}
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/*
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* _XMGetSelectionPtr - Given pane pointer and a selection index number,
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* return a selection pointer that points to the
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* indexed selection.
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*/
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XMSelect *
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_XMGetSelectionPtr(register XMPane *p_ptr, register int s_num)
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/* Pane to find the selection in. */
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/* Index number of the selection to find. */
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{
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register XMSelect *s_ptr; /* Selection pointer to be returned. */
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register int i; /* Loop counter. */
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/*
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* Is the selection number out of range?
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*/
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if ((s_num < 0) || (s_num > (p_ptr->s_count - 1))) {
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_XMErrorCode = XME_S_NOT_FOUND;
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return(NULL);
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}
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/*
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* Find the right selection.
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*/
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s_ptr = p_ptr->s_list->next;
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for (i = 0; i < s_num; i++) s_ptr = s_ptr->next;
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/*
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* Return successfully.
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*/
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_XMErrorCode = XME_NO_ERROR;
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return(s_ptr);
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}
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/*
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* _XMRecomputeGlobals - Internal subroutine to recompute menu wide
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* global values.
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*/
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void
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_XMRecomputeGlobals(register Display *display, register XMenu *menu)
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/*X11 display variable. */
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/* Menu object to compute from. */
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{
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register XMPane *p_ptr; /* Pane pointer. */
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register XMSelect *s_ptr; /* Selection pointer. */
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register int max_p_label = 0; /* Maximum pane label width. */
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register int max_s_label = 0; /* Maximum selection label width. */
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register int s_count = 0; /* Maximum selection count. */
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int p_s_pad; /* Pane <-> selection padding. */
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int p_s_diff; /* Pane <-> selection separation. */
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int p_height; /* Pane window height. */
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int p_width; /* Pane window width. */
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int s_width; /* Selection window width. */
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int screen; /* DefaultScreen holder. */
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/*
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* For each pane...
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*/
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for (
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p_ptr = menu->p_list->next;
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p_ptr != menu->p_list;
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p_ptr = p_ptr->next
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){
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/*
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* Recompute maximum pane label width.
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*/
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max_p_label = max(max_p_label, p_ptr->label_width);
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/*
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* Recompute maximum selection count.
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*/
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s_count = max(s_count, p_ptr->s_count);
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/*
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* For each selection in the current pane...
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*/
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for (
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s_ptr = p_ptr->s_list->next;
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s_ptr != p_ptr->s_list;
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s_ptr = s_ptr->next
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){
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/*
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* Recompute maximum selection label width.
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*/
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max_s_label = max(max_s_label, s_ptr->label_width);
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}
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}
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/*
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* Recompute pane height.
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*/
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p_height = (menu->flag_height << 1) + (menu->s_y_off * s_count);
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/*
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* Recompute horizontal padding between the pane window and the
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* selection windows.
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*/
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p_s_pad = menu->p_x_off << 1;
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/*
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* Recompute pane and selection window widths.
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* This is done by first computing the window sizes from the maximum
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* label widths. If the spacing between the selection window and the
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* containing pane window is less than the pane selection padding value
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* (twice the pane X offset) then change the size of the pane to be
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* the size of the selection window plus the padding. If, however the
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* spacing between the selection window and the containing pane window
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* is more than the pane selection padding value increase the size of
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* the selection to its maximum possible value (the pane width minus
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* the pane selection padding value).
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*/
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p_width = max_p_label + p_s_pad;
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s_width = max_s_label + (menu->s_fnt_pad << 1) + (menu->s_bdr_width << 1);
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p_s_diff = p_width - s_width;
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if (p_s_diff < p_s_pad) {
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p_width = s_width + p_s_pad;
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}
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else if (p_s_diff > p_s_pad) {
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s_width = p_width - p_s_pad;
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}
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/*
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* Reset menu wide global values.
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*/
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menu->s_count = s_count;
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menu->p_height = p_height;
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menu->p_width = p_width;
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menu->s_width = s_width;
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/*
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* Ensure that the origin of the menu is placed so that
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* None of the panes ore selections are off the screen.
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*/
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screen = DefaultScreen(display);
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if (menu->x_pos + menu->width > DisplayWidth(display, screen))
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menu->x_pos = DisplayWidth(display, screen) - menu->width;
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else if (menu->x_pos < 0) menu->x_pos = 0;
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if(menu->y_pos + menu->height > DisplayHeight(display, screen))
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menu->y_pos = DisplayHeight(display, screen) - menu->height;
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else if (menu->y_pos < 0) menu->y_pos = 0;
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}
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/*
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* _XMRecomputePane - Internal subroutine to recompute pane
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* window dependencies.
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*/
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int
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_XMRecomputePane(register Display *display, register XMenu *menu, register XMPane *p_ptr, register int p_num)
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/* Standard X display variable. */
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/* Menu object being recomputed. */
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/* Pane pointer. */
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/* Pane sequence number. */
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{
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register int window_x; /* Recomputed window X coordinate. */
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register int window_y; /* Recomputed window Y coordinate. */
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unsigned long change_mask; /* Value mask to reconfigure window. */
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XWindowChanges *changes; /* Values to use in configure window. */
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register Bool config_p = False; /* Reconfigure pane window? */
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/*
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* Update the pane serial number.
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*/
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p_ptr->serial = p_num;
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/*
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* Recompute window X and Y coordinates.
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*/
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switch (menu->menu_style) {
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case LEFT:
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|
window_x = menu->p_x_off * ((menu->p_count - 1) - p_num);
|
|
window_y = menu->p_y_off * ((menu->p_count - 1) - p_num);
|
|
break;
|
|
case RIGHT:
|
|
window_x = menu->p_x_off * p_num;
|
|
window_y = menu->p_y_off * ((menu->p_count - 1) - p_num);
|
|
break;
|
|
case CENTER:
|
|
window_x = 0;
|
|
window_y = menu->p_y_off * ((menu->p_count - 1) - p_num);
|
|
break;
|
|
default:
|
|
/* Error! Invalid style parameter. */
|
|
_XMErrorCode = XME_STYLE_PARAM;
|
|
return(_FAILURE);
|
|
}
|
|
window_x += menu->x_pos;
|
|
window_y += menu->y_pos;
|
|
|
|
/*
|
|
* If the newly compute pane coordinates differ from the
|
|
* current coordinates, reset the current coordinates and
|
|
* reconfigure the pane.
|
|
*/
|
|
if (
|
|
(window_x != p_ptr->window_x) ||
|
|
(window_y != p_ptr->window_y)
|
|
){
|
|
/*
|
|
* Reset the coordinates and schedule
|
|
* the pane for reconfiguration.
|
|
*/
|
|
p_ptr->window_x = window_x;
|
|
p_ptr->window_y = window_y;
|
|
config_p = True;
|
|
}
|
|
|
|
/*
|
|
* If the local pane width and height differs from the
|
|
* menu pane width and height, reset the local values.
|
|
*/
|
|
if (
|
|
(p_ptr->window_w != menu->p_width) ||
|
|
(p_ptr->window_h != menu->p_height)
|
|
){
|
|
/*
|
|
* Reset window width and height and schedule
|
|
* the pane for reconfiguration.
|
|
*/
|
|
p_ptr->window_w = menu->p_width;
|
|
p_ptr->window_h = menu->p_height;
|
|
config_p = True;
|
|
}
|
|
|
|
/*
|
|
* If we need to reconfigure the pane window do it now.
|
|
*/
|
|
if (config_p == True) {
|
|
/*
|
|
* If the pane window has already been created then
|
|
* reconfigure the existing window, otherwise queue
|
|
* it for creation with the new configuration.
|
|
*/
|
|
if (p_ptr->window) {
|
|
change_mask = (CWX | CWY | CWWidth | CWHeight);
|
|
changes = (XWindowChanges *)malloc(sizeof(XWindowChanges));
|
|
changes->x = p_ptr->window_x;
|
|
changes->y = p_ptr->window_y;
|
|
changes->width = p_ptr->window_w;
|
|
changes->height = p_ptr->window_h;
|
|
|
|
XConfigureWindow(
|
|
display,
|
|
p_ptr->window,
|
|
change_mask,
|
|
changes
|
|
);
|
|
free(changes);
|
|
|
|
}
|
|
else {
|
|
if (_XMWinQueAddPane(display, menu, p_ptr) == _FAILURE) {
|
|
return(_FAILURE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Recompute label X position.
|
|
*/
|
|
switch (menu->p_style) {
|
|
case LEFT:
|
|
p_ptr->label_x = menu->p_x_off + menu->p_fnt_pad;
|
|
break;
|
|
case RIGHT:
|
|
p_ptr->label_x = menu->p_width -
|
|
(p_ptr->label_width + menu->p_x_off + menu->p_fnt_pad);
|
|
break;
|
|
case CENTER:
|
|
p_ptr->label_x = (menu->p_width - p_ptr->label_width) >> 1;
|
|
break;
|
|
default:
|
|
/* Error! Invalid style parameter. */
|
|
_XMErrorCode = XME_STYLE_PARAM;
|
|
return(_FAILURE);
|
|
}
|
|
/*
|
|
* Recompute label Y positions.
|
|
*/
|
|
p_ptr->label_uy = menu->p_fnt_pad + menu->p_fnt_info->max_bounds.ascent;
|
|
p_ptr->label_ly = (menu->p_height - menu->p_fnt_pad - menu->p_fnt_info->max_bounds.descent);
|
|
|
|
/*
|
|
* All went well, return successfully.
|
|
*/
|
|
_XMErrorCode = XME_NO_ERROR;
|
|
return(_SUCCESS);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* _XMRecomputeSelection - Internal subroutine to recompute
|
|
* selection window dependencies.
|
|
*/
|
|
int
|
|
_XMRecomputeSelection(register Display *display, register XMenu *menu, register XMSelect *s_ptr, register int s_num)
|
|
|
|
/* Menu object being recomputed. */
|
|
/* Selection pointer. */
|
|
/* Selection sequence number. */
|
|
{
|
|
register Bool config_s = False; /* Reconfigure selection window? */
|
|
XWindowChanges *changes; /* Values to change in configure. */
|
|
unsigned long change_mask; /* Value mask for XConfigureWindow. */
|
|
|
|
/*
|
|
* If the selection serial numbers are out of order, begin
|
|
* resequencing selections. Recompute selection window coordinates
|
|
* and serial number.
|
|
*
|
|
* When selections are created they are given a serial number of
|
|
* -1, this causes this routine to give a new selection
|
|
* its initial coordinates and serial number.
|
|
*/
|
|
if (s_ptr->serial != s_num) {
|
|
/*
|
|
* Fix the sequence number.
|
|
*/
|
|
s_ptr->serial = s_num;
|
|
/*
|
|
* Recompute window X and Y coordinates.
|
|
*/
|
|
s_ptr->window_x = menu->s_x_off;
|
|
s_ptr->window_y = menu->flag_height + (menu->s_y_off * s_num);
|
|
/*
|
|
* We must reconfigure the window.
|
|
*/
|
|
config_s = True;
|
|
}
|
|
|
|
/*
|
|
* If the local selection width and height differs from the
|
|
* menu selection width and height, reset the local values.
|
|
*/
|
|
if (
|
|
(s_ptr->window_w != menu->s_width) ||
|
|
(s_ptr->window_h != menu->s_height)
|
|
){
|
|
/*
|
|
* We must reconfigure the window.
|
|
*/
|
|
config_s = True;
|
|
/*
|
|
* Reset window width and height.
|
|
*/
|
|
s_ptr->window_w = menu->s_width;
|
|
s_ptr->window_h = menu->s_height;
|
|
}
|
|
|
|
/*
|
|
* If we need to reconfigure the selection window do it now.
|
|
*/
|
|
if (config_s == True) {
|
|
/*
|
|
* If the selection window has already been created then
|
|
* reconfigure the existing window, otherwise queue it
|
|
* for creation with the new configuration.
|
|
*/
|
|
if (s_ptr->window) {
|
|
changes = (XWindowChanges *)malloc(sizeof(XWindowChanges));
|
|
change_mask = (CWX | CWY | CWWidth | CWHeight);
|
|
changes = (XWindowChanges *)malloc(sizeof(XWindowChanges));
|
|
changes->x = s_ptr->window_x;
|
|
changes->y = s_ptr->window_y;
|
|
changes->width = s_ptr->window_w;
|
|
changes->height = s_ptr->window_h;
|
|
|
|
XConfigureWindow(
|
|
display,
|
|
s_ptr->window,
|
|
change_mask,
|
|
changes
|
|
);
|
|
free(changes);
|
|
|
|
}
|
|
else {
|
|
if (_XMWinQueAddSelection(display, menu, s_ptr) == _FAILURE) {
|
|
return(_FAILURE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Recompute label X position.
|
|
*/
|
|
switch (menu->s_style) {
|
|
case LEFT:
|
|
s_ptr->label_x = menu->s_bdr_width + menu->s_fnt_pad + s_ptr->window_x;
|
|
break;
|
|
case RIGHT:
|
|
s_ptr->label_x = s_ptr->window_x + menu->s_width -
|
|
(s_ptr->label_width + menu->s_bdr_width + menu->s_fnt_pad);
|
|
break;
|
|
case CENTER:
|
|
s_ptr->label_x = s_ptr->window_x + ((menu->s_width - s_ptr->label_width) >> 1);
|
|
break;
|
|
default:
|
|
/* Error! Invalid style parameter. */
|
|
_XMErrorCode = XME_STYLE_PARAM;
|
|
return(_FAILURE);
|
|
}
|
|
/*
|
|
* Recompute label Y position.
|
|
*/
|
|
s_ptr->label_y = s_ptr->window_y + menu->s_fnt_info->max_bounds.ascent + menu->s_fnt_pad + menu->s_bdr_width;
|
|
|
|
/*
|
|
* All went well, return successfully.
|
|
*/
|
|
_XMErrorCode = XME_NO_ERROR;
|
|
return(_SUCCESS);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* _XMTransToOrigin - Internal subroutine to translate the point at
|
|
* the center of the current pane and selection to the
|
|
* the menu origin.
|
|
*
|
|
* WARNING! ****** Be certain that all menu dependencies have been
|
|
* recomputed before calling this routine or
|
|
* unpredictable results will follow.
|
|
*/
|
|
void
|
|
_XMTransToOrigin(Display *display, register XMenu *menu, register XMPane *p_ptr, register XMSelect *s_ptr, int x_pos, int y_pos, int *orig_x, int *orig_y)
|
|
/* Not used. Included for consistency. */
|
|
/* Menu being computed against. */
|
|
/* Current pane pointer. */
|
|
/* Current selection pointer. */
|
|
/* X coordinate of point to translate. */
|
|
/* Y coordinate of point to translate. */
|
|
/* Return value X coord. of the menu origin. */
|
|
/* Return value Y coord. of the menu origin. */
|
|
{
|
|
register int l_orig_x; /* Local X coordinate of the menu origin. */
|
|
register int l_orig_y; /* Local Y coordinate of the menu origin. */
|
|
|
|
/*
|
|
* Translate the menu origin such that the cursor hot point will be in the
|
|
* center of the desired current selection and pane.
|
|
* If the current selection pointer is NULL then assume that the hot point
|
|
* will be in the center of the current pane flag.
|
|
*/
|
|
|
|
if (s_ptr == NULL) {
|
|
/*
|
|
* Translate from the center of the pane flag to the upper left
|
|
* of the current pane window.
|
|
*/
|
|
l_orig_x = x_pos - (menu->p_width >> 1) - menu->p_bdr_width;
|
|
l_orig_y = y_pos - (menu->flag_height >> 1) - menu->p_bdr_width;
|
|
}
|
|
else {
|
|
/*
|
|
* First translate from the center of the current selection
|
|
* to the upper left of the current selection window.
|
|
*/
|
|
l_orig_x = x_pos - (menu->s_width >> 1);
|
|
l_orig_y = y_pos - (menu->s_height >> 1);
|
|
|
|
/*
|
|
* Then translate to the upper left of the current pane window.
|
|
*/
|
|
l_orig_x -= (s_ptr->window_x + menu->p_bdr_width);
|
|
l_orig_y -= (s_ptr->window_y + menu->p_bdr_width);
|
|
}
|
|
|
|
/*
|
|
* Finally translate to the upper left of the menu.
|
|
*/
|
|
l_orig_x -= (p_ptr->window_x - menu->x_pos);
|
|
l_orig_y -= (p_ptr->window_y - menu->y_pos);
|
|
|
|
/*
|
|
* Set the return values.
|
|
*/
|
|
*orig_x = l_orig_x;
|
|
*orig_y = l_orig_y;
|
|
}
|
|
|
|
/*
|
|
* _XMRefreshPane - Internal subroutine to completely refresh
|
|
* the contents of a pane.
|
|
*/
|
|
void
|
|
_XMRefreshPane(register Display *display, register XMenu *menu, register XMPane *pane)
|
|
{
|
|
register XMSelect *s_list = pane->s_list;
|
|
register XMSelect *s_ptr;
|
|
|
|
/*
|
|
* First clear the pane.
|
|
*/
|
|
XClearWindow(display, pane->window);
|
|
if (!pane->activated) {
|
|
XFillRectangle(display,
|
|
pane->window,
|
|
menu->inverse_select_GC,
|
|
pane->label_x - menu->p_fnt_pad,
|
|
pane->label_uy - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad,
|
|
pane->label_width + (menu->p_fnt_pad << 1),
|
|
menu->flag_height);
|
|
|
|
XFillRectangle(display,
|
|
pane->window,
|
|
menu->inverse_select_GC,
|
|
pane->label_x - menu->p_fnt_pad,
|
|
pane->label_ly - menu->p_fnt_info->max_bounds.ascent - menu->p_fnt_pad,
|
|
pane->label_width + (menu->p_fnt_pad << 1),
|
|
menu->flag_height);
|
|
}
|
|
if (!pane->active) {
|
|
XDrawString(display,
|
|
pane->window,
|
|
menu->inact_GC,
|
|
pane->label_x, pane->label_uy,
|
|
pane->label, pane->label_length);
|
|
XDrawString(display,
|
|
pane->window,
|
|
menu->inact_GC,
|
|
pane->label_x, pane->label_ly,
|
|
pane->label, pane->label_length);
|
|
}
|
|
else {
|
|
XDrawString(display,
|
|
pane->window,
|
|
menu->pane_GC,
|
|
pane->label_x, pane->label_uy,
|
|
pane->label, pane->label_length);
|
|
XDrawString(display,
|
|
pane->window,
|
|
menu->pane_GC,
|
|
pane->label_x, pane->label_ly,
|
|
pane->label, pane->label_length);
|
|
|
|
/*
|
|
* Finally refresh each selection if the pane is activated.
|
|
*/
|
|
if (pane->activated) {
|
|
for (s_ptr = s_list->next; s_ptr != s_list; s_ptr = s_ptr->next)
|
|
_XMRefreshSelection(display, menu, s_ptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
/*
|
|
* _XMRefreshSelection - Internal subroutine that refreshes
|
|
* a single selection window.
|
|
*/
|
|
void
|
|
_XMRefreshSelection(register Display *display, register XMenu *menu, register XMSelect *sel)
|
|
{
|
|
register int width = sel->window_w;
|
|
register int height = sel->window_h;
|
|
register int bdr_width = menu->s_bdr_width;
|
|
|
|
if (sel->type == SEPARATOR) {
|
|
XDrawLine(display,
|
|
sel->parent_p->window,
|
|
menu->normal_select_GC,
|
|
sel->window_x,
|
|
sel->window_y + height / 2,
|
|
sel->window_x + width,
|
|
sel->window_y + height / 2);
|
|
}
|
|
else if (sel->activated) {
|
|
if (menu->menu_mode == INVERT) {
|
|
XFillRectangle(display,
|
|
sel->parent_p->window,
|
|
menu->normal_select_GC,
|
|
sel->window_x, sel->window_y,
|
|
width, height);
|
|
XDrawString(display,
|
|
sel->parent_p->window,
|
|
menu->inverse_select_GC,
|
|
sel->label_x,
|
|
sel->label_y,
|
|
sel->label, sel->label_length);
|
|
}
|
|
else {
|
|
/*
|
|
* Using BOX mode.
|
|
* Since most drawing routines with arbitrary width lines
|
|
* are slow compared to raster-ops let's use a raster-op to
|
|
* draw the boxes.
|
|
*/
|
|
|
|
XDrawRectangle(display,
|
|
sel->parent_p->window,
|
|
menu->normal_select_GC,
|
|
sel->window_x + (bdr_width >> 1),
|
|
sel->window_y + (bdr_width >> 1 ),
|
|
width - bdr_width,
|
|
height - bdr_width);
|
|
XDrawString(display,
|
|
sel->parent_p->window,
|
|
menu->normal_select_GC,
|
|
sel->label_x,
|
|
sel->label_y,
|
|
sel->label, sel->label_length);
|
|
}
|
|
}
|
|
else {
|
|
XClearArea(display,
|
|
sel->parent_p->window,
|
|
sel->window_x, sel->window_y,
|
|
width, height,
|
|
False);
|
|
if (sel->active) {
|
|
XDrawString(display,
|
|
sel->parent_p->window,
|
|
menu->normal_select_GC,
|
|
sel->label_x,
|
|
sel->label_y,
|
|
sel->label, sel->label_length);
|
|
}
|
|
else {
|
|
XDrawString(display,
|
|
sel->parent_p->window,
|
|
menu->inact_GC,
|
|
sel->label_x,
|
|
sel->label_y,
|
|
sel->label, sel->label_length);
|
|
}
|
|
}
|
|
}
|